1
2 /*
3 * Copyright 2016 Google Inc.
4 *
5 * Use of this source code is governed by a BSD-style license that can be
6 * found in the LICENSE file.
7 */
8
9 #include "WindowContextFactory_android.h"
10 #include "../VulkanWindowContext.h"
11
12 namespace sk_app {
13
14 namespace window_context_factory {
15
NewVulkanForAndroid(ANativeWindow * window,const DisplayParams & params)16 WindowContext* NewVulkanForAndroid(ANativeWindow* window, const DisplayParams& params) {
17 auto createVkSurface = [window] (VkInstance instance) -> VkSurfaceKHR {
18 PFN_vkCreateAndroidSurfaceKHR createAndroidSurfaceKHR =
19 (PFN_vkCreateAndroidSurfaceKHR)vkGetInstanceProcAddr(instance,
20 "vkCreateAndroidSurfaceKHR");
21
22 if (!window) {
23 return VK_NULL_HANDLE;
24 }
25 VkSurfaceKHR surface;
26
27 VkAndroidSurfaceCreateInfoKHR surfaceCreateInfo;
28 memset(&surfaceCreateInfo, 0, sizeof(VkAndroidSurfaceCreateInfoKHR));
29 surfaceCreateInfo.sType = VK_STRUCTURE_TYPE_ANDROID_SURFACE_CREATE_INFO_KHR;
30 surfaceCreateInfo.pNext = nullptr;
31 surfaceCreateInfo.flags = 0;
32 surfaceCreateInfo.window = window;
33
34 VkResult res = createAndroidSurfaceKHR(instance, &surfaceCreateInfo,
35 nullptr, &surface);
36 return (VK_SUCCESS == res) ? surface : VK_NULL_HANDLE;
37 };
38
39 auto canPresent = [](VkInstance, VkPhysicalDevice, uint32_t) { return true; };
40
41 WindowContext* ctx = new VulkanWindowContext(params, createVkSurface, canPresent);
42 if (!ctx->isValid()) {
43 delete ctx;
44 return nullptr;
45 }
46 return ctx;
47 }
48
49 } // namespace window_context_factory
50 } // namespace sk_app
51